Patents by Inventor Hua-Pin Huang

Hua-Pin Huang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9579286
    Abstract: The present invention relates to co-extruded pharmaceutical compositions and dosage forms comprising an adverse agent, such as an opioid antagonist, which can be sequestered. The pharmaceutical compositions and dosage forms diversion of a dosage form containing an active pharmaceutical agent, such as an opioid. The present invention also relates to methods of treating a patient with such a dosage form, as well as kits containing such a dosage form with instructions for using the dosage form to treat a patient. The present invention further relates to a process for the preparation of such pharmaceutical compositions and dosage forms comprising co-extrusion of a core comprising an adverse agent and a sheath.
    Type: Grant
    Filed: April 21, 2004
    Date of Patent: February 28, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang
  • Patent number: 9572805
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: February 21, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9572804
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: February 21, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9526724
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: December 27, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9517236
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: December 13, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9504681
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: November 29, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Publication number: 20160317456
    Abstract: Pharmaceutical compositions containing a therapeutically active agent, a diffusion barrier coating and coating comprising a hydrophobic material.
    Type: Application
    Filed: May 6, 2016
    Publication date: November 3, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, Rampurna Prasad Gullapalli, Meridth Machonis
  • Publication number: 20160228429
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: April 21, 2016
    Publication date: August 11, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Publication number: 20160158223
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 9, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Publication number: 20160158224
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 9, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Publication number: 20160151292
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 2, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Publication number: 20160151361
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 2, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Publication number: 20160151288
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Application
    Filed: February 9, 2016
    Publication date: June 2, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9320717
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: April 26, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Patent number: 9289391
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: March 22, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9278074
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: March 8, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Publication number: 20150366811
    Abstract: Disclosed in certain embodiments is a dosage form comprising a plurality of extruded particles comprising an adverse agent or antagonist and a layer disposed about the particles.
    Type: Application
    Filed: August 28, 2015
    Publication date: December 24, 2015
    Inventors: Benjamin OSHLACK, Glenn VAN BUSKIRK, Mark CHASIN, Hua-Pin HUANG, Vijay VASHI
  • Patent number: 9205056
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: December 8, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9205055
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: December 8, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli
  • Patent number: 9198863
    Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: December 1, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John K. Masselink, Alfred Tonelli